56514841565 has 96 divisors (see below), whose sum is σ = 89502927360. Its totient is φ = 33350455296.

The previous prime is 56514841549. The next prime is 56514841571.

56514841565 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 56514841565 - 2⁴ = 56514841549 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 14330984 + ... + 14334926.

It is an arithmetic number, because the mean of its divisors is an integer number (932322160).

Almost surely, 2^56514841565 is an apocalyptic number.

It is an amenable number.

56514841565 is a deficient number, since it is larger than the sum of its proper divisors (32988085795).

56514841565 is a wasteful number, since it uses less digits than its factorization.

56514841565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4111 (or 4094 counting only the distinct ones).

The product of its digits is 2880000, while the sum is 50.

The spelling of 56514841565 in words is "fifty-six billion, five hundred fourteen million, eight hundred forty-one thousand, five hundred sixty-five".